import { mapGetters } from 'vuex'

export default {
    computed: {
        ...mapGetters('m_cart',['total'])
    },
    
    methods: {
        setBadge() {
            uni.setTabBarBadge({
                index: 2,
                text: this.total + ''
            })
        }
    },
    
    watch: {
        total() {
            this.setBadge()
        }
    },
    
    onShow() {
        this.setBadge()
    }
}